drivers/net/mac8390.c: make functions static

This patch makes the following needlessly global functions static:
- mac8390_ident()
- mac8390_testio()
- mac8390_memsize()

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/mac8390.c b/drivers/net/mac8390.c
index 9e70074..98e3eb2 100644
--- a/drivers/net/mac8390.c
+++ b/drivers/net/mac8390.c
@@ -117,8 +117,6 @@
 	ACCESS_16,
 };
 
-extern enum mac8390_type mac8390_ident(struct nubus_dev * dev);
-extern int mac8390_memsize(unsigned long membase);
 extern int mac8390_memtest(struct net_device * dev);
 static int mac8390_initdev(struct net_device * dev, struct nubus_dev * ndev,
 			   enum mac8390_type type);
@@ -163,7 +161,7 @@
 static void word_memcpy_tocard(void *tp, const void *fp, int count);
 static void word_memcpy_fromcard(void *tp, const void *fp, int count);
 
-enum mac8390_type __init mac8390_ident(struct nubus_dev * dev)
+static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev)
 {
 	switch (dev->dr_sw) {
 		case NUBUS_DRSW_3COM:
@@ -234,7 +232,7 @@
 	return MAC8390_NONE;
 }
 
-enum mac8390_access __init mac8390_testio(volatile unsigned long membase)
+static enum mac8390_access __init mac8390_testio(volatile unsigned long membase)
 {
 	unsigned long outdata = 0xA5A0B5B0;
 	unsigned long indata =  0x00000000;
@@ -252,7 +250,7 @@
 	return ACCESS_UNKNOWN;
 }
 
-int __init mac8390_memsize(unsigned long membase)
+static int __init mac8390_memsize(unsigned long membase)
 {
 	unsigned long flags;
 	int i, j;